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Creating Parabolas

Creating Parabolas
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2017-03-20 22:05
FunctionCoordinate GeometrySlider AnimationLocusGraphing
This example demonstrates how to dynamically draw parabolas by adjusting parameters. It involves core math concepts like parabola, standard deviation, Pythagorean theorem, polynomial functions, surface, and secant line. Construction uses commands such as If, Textfield, LaTeX, and objects like a, h, k for parameter control. Suitable for high school and above mathematics teaching or self-learning to understand parabola equations and geometric properties.

GeoGebra Commands & Parameters

  1. If(c > 0, "-", "+") → text5
  2. If(a ≟ 1, "", text8) → text7
  3. If(d < 0, "-", "+") → text6
  4. If(c ≟ 0, "", text9) → text11
  5. If(d ≟ 0, "", text10) → text12
  6. If(c ≟ 0, "", "(") → text13
  7. Textfield(a) → InputBox1
  8. Textfield(c) → InputBox2
  9. Textfield(d) → InputBox3
  10. LaTeX(I1, true, false) → text14
  11. LaTeX(I2, true, false) → text15
  12. LaTeX(I3, true, false) → text16
  13. LaTeX(I4, true, false) → text17
  14. LaTeX(I5, true, false) → text18
  15. LaTeX(I6, true, false) → text19
  16. LaTeX(I7, true, false) → text20